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coverage: Add tests for correct update of the exists cache for IFileInfo and IDirectoryInfo #313

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Merged
merged 3 commits into from
May 21, 2023
Merged

coverage: Add tests for correct update of the exists cache for IFileInfo and IDirectoryInfo #313

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09626fb
Add tests for updating the cache for IFileInfo and IDirectoryInfo
vbtig May 21, 2023
9f27bf7
Fix tests to be according to real file system
vbtig May 21, 2023
6c4f33f
Check behaviour when "Exists" was not called previously
vbtig May 21, 2023
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29 changes: 29 additions & 0 deletions Tests/Testably.Abstractions.Tests/FileSystem/DirectoryInfo/CreateTests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -74,6 +74,35 @@ public void Create_ShouldCreateParentDirectories()
result.ToString().Should().Be(path);
}

[SkippableTheory]
[AutoData]
public void Create_ShouldRefreshExistsCacheForCurrentItem_ExceptOnNetFramework(string path)
{
IDirectoryInfo sut1 = FileSystem.DirectoryInfo.New(path);
IDirectoryInfo sut2 = FileSystem.DirectoryInfo.New(path);
IDirectoryInfo sut3 = FileSystem.DirectoryInfo.New(path);
sut1.Exists.Should().BeFalse();
sut2.Exists.Should().BeFalse();
// Do not call Exists for `sut3`

sut1.Create();

if (Test.IsNetFramework)
{
sut1.Exists.Should().BeFalse();
sut2.Exists.Should().BeFalse();
sut3.Exists.Should().BeFalse();
}
else
{
sut1.Exists.Should().BeTrue();
sut2.Exists.Should().BeFalse();
sut3.Exists.Should().BeTrue();
}

FileSystem.Directory.Exists(path).Should().BeTrue();
}

[SkippableTheory]
[InlineData("")]
[InlineData("/")]
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20 changes: 14 additions & 6 deletions Tests/Testably.Abstractions.Tests/FileSystem/FileInfo/CreateTests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -21,20 +21,28 @@ public void Create_MissingFile_ShouldCreateFile(string path)

[SkippableTheory]
[AutoData]
public void Create_ShouldRefreshExistsCache_ExceptOnNetFramework(string path)
public void Create_ShouldRefreshExistsCacheForCurrentItem_ExceptOnNetFramework(string path)
{
IFileInfo sut = FileSystem.FileInfo.New(path);
sut.Exists.Should().BeFalse();
IFileInfo sut1 = FileSystem.FileInfo.New(path);
IFileInfo sut2 = FileSystem.FileInfo.New(path);
IFileInfo sut3 = FileSystem.FileInfo.New(path);
sut1.Exists.Should().BeFalse();
sut2.Exists.Should().BeFalse();
// Do not call Exists for `sut3`

using FileSystemStream stream = sut.Create();
using FileSystemStream stream = sut1.Create();

if (Test.IsNetFramework)
{
sut.Exists.Should().BeFalse();
sut1.Exists.Should().BeFalse();
sut2.Exists.Should().BeFalse();
sut3.Exists.Should().BeFalse();
}
else
{
sut.Exists.Should().BeTrue();
sut1.Exists.Should().BeTrue();
sut2.Exists.Should().BeFalse();
sut3.Exists.Should().BeTrue();
}

FileSystem.File.Exists(path).Should().BeTrue();
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